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(2020 HU2)
Classification: Amor [NEO]          SPK-ID: 54016639
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .330218756631001 3.37e-05  
a 1.520496903767502 7.7714e-05 au
q 1.018400306744111 8.1491e-07 au
i 4.972610640165646 0.00039882 deg
node 215.2467266453673 1.4644e-05 deg
peri 18.45654680584454 0.00023007 deg
M 9.646077858609859 0.00077109 deg
tp 2458982.150467698628
(2020-May-12.65046770)
7.4771e-05 TDB
period 684.8204757748032
1.87
0.052503
0.0001437
d
yr
n .5256852163958698 4.0302e-05 deg/d
Q 2.022593500790893 0.00010338 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      17 days  
   first obs. used      2020-04-17  
   last obs. used      2020-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .3921  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-06 05:55:15  

Additional Information
 Earth MOID = .0186949 au 
 Jupiter MOID = 2.97655 au 
 T_jup = 4.439 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.578   .43863 13 autocmod 2.8

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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